FFT of wavelet decomposition

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Walid
Walid 2021-5-15
回答： Vincent 2023-10-6
i need the expression of the Discrete Fourier Transform of the wavelet decomposition WPT

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Vincent
Vincent 2023-10-6
sigLen = numel(hychirp); fchirp = fft(hychirp); fr = Fs*(0:1/Fs:1-1/Fs); plot(fr(1:sigLen/2),abs(fchirp(1:sigLen/2)),"x-") xlabel("Frequency (Hz)") ylabel("Amplitude") axis tight grid on xlim([0 200])

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